反应详情

Oxalyl chloride (118 μL; 1.40 mmol; 3 eq.), Intermediate 22 (120 mg; 0.47 mmol; 1 eq.), Intermediate 2 (103 mg; 0.47 mmol, 1 eq.) and DIEA (103 μL; 1.40 mmol; 3 eq.) were reacted according to general procedure 2. Purification by column chromatography c-hexane/ethyl acetate, 90/10) afforded the title compound as a yellow oil.

1. customPurification by column chromatography c-hexane/ethyl acetate, 90/10)